#define  _CRT_SECURE_NO_WARNINGS   1
#include <stdio.h>
int  ee(int x, int y)
{
	return x + y;
}
extern int b;
extern int add(int x, int y);

int main()
{
	/*int arr[10];
	static int b = 0;
	for (int i = 0; i < 10; i++)
	{
		arr[i] = i;
	}
	printf("hehehehe\n");*/
	printf("%d\n",add(1,4));
	return 0;
}